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Finding the Fourth Proportional to 437,873.70, 656,838.30 and 185,120.94

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Solution

The fourth proportional to 437,873.70, 656,838.30 and 185,120.94 is: 277,693.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,873.70 : 656,838.30 = 185,120.94 : x
  2. Step 2: Convert to fraction form
    437,873.70/656,838.30 = 185,120.94/x
  3. Step 3: Cross multiply
    437,873.70x = 656,838.30 × 185,120.94
  4. Step 4: Simplify right side
    437,873.70x = 121,594,523,524.00
  5. Step 5: Solve for x
    x = 121,594,523,524.00/437,873.70
  6. Step 6: Final answer
    x = 277,693.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.